对比定位

根据优化后得出的参数坐标值修改原有模型，再次进行双轮平行跳动试验，对比定位参数优化前后结果，验证该电动汽车的设计的合理性及该优化理论的正确性。

According to the optimized parameters derived from coordinate values modify the original model , conduct of trial of beating wheeled parallel , Comparing the optimization curves to before , verifying the correctness of the optimization theory .

目的对比研究模拟定位、CT定位、B超定位下的经皮肺活检在诊断周围性肺病变的临床价值。

Objective To investigate the value of simulator and CT and B-type ultrasonograph guiding percutaneous transthoracic for the diagnosis of pulmonary lesions .

系统选用蓝色背景，增强了图像的对比度和定位准确性，减小了图像处理的难度。

The blue color background was selected by the system , the image contrast and the localization accuracy were strengthened , and the image processing difficulty was reduced .

通过MATLAB建立测距差值定位算法的仿真模型，分析了测距精度对定位精度的影响，并与经典RSSI定位算法的定位性能相对比，得出本文定位算法有较好的定位性能。

The simulation models of Localization Algorithms of Distance Difference is built by MATLAB to analyze the localization error influenced by the ranging-error , then another MATLAB simulation model to disclose that the Localization Algorithm of Distance Difference has better localization performance after compared with the typical RSSI localization algorithm .

从相关对比原理和磁定位原理出发，研制了计算机自动校深、自动识别接箍的方法，编制了相应软件，使射孔校深的质量和时效发生了质的飞跃。

This article begins with the principle of relative contrast and magnetic orientation logging , develops the methods and software of computer auto depth-proofread and auto collar distinguishing , thereby , obtaining higher quality and better result in perforation depth correction .